下面选项中t不是s的子序列的是 ( )
A.s=<{2.4},{3,5,6},{8}> t=<{2},{3,6},{8}>
B.s=<{2.4},{3,5,6},{8}> t=<{2},{8}>
C.s=<{1.2},{3,4}> t=<{1},{2}>
D.s=<{2.4},{2,4}> t=<{2},{4}>
正确答案是C
下面选项中t不是s的子序列的是 ( )
A.s=<{2.4},{3,5,6},{8}> t=<{2},{3,6},{8}>
B.s=<{2.4},{3,5,6},{8}> t=<{2},{8}>
C.s=<{1.2},{3,4}> t=<{1},{2}>
D.s=<{2.4},{2,4}> t=<{2},{4}>
正确答案是C